package com.wmuj;

import com.aliyun.oss.*;
import com.aliyun.oss.common.auth.CredentialsProviderFactory;
import com.aliyun.oss.common.auth.EnvironmentVariableCredentialsProvider;
import com.aliyun.oss.common.comm.SignVersion;

import java.io.ByteArrayInputStream;
import java.io.File;
import java.nio.file.Files;

public class Demo {

  public static void main(String[] args) throws Exception {
    // Endpoint以华东1（杭州）为例，其它Region请按实际情况填写。
    String endpoint = "https://oss-cn-beijing.aliyuncs.com";
    // 从环境变量中获取访问凭证。运行本代码示例之前，请确保已设置环境变量OSS_ACCESS_KEY_ID和OSS_ACCESS_KEY_SECRET。
    EnvironmentVariableCredentialsProvider credentialsProvider =
        CredentialsProviderFactory.newEnvironmentVariableCredentialsProvider();
    // 填写Bucket名称，例如examplebucket。
    String bucketName = "wmuj";
    // 填写Object完整路径，例如exampledir/exampleobject.txt。Object完整路径中不能包含Bucket名称。
    String objectName = "001.jpg";
    // 填写Bucket所在地域。以华东1（杭州）为例，Region填写为cn-hangzhou。
    String region = "cn-beijing";

    // 创建OSSClient实例。
    ClientBuilderConfiguration clientBuilderConfiguration = new ClientBuilderConfiguration();
    clientBuilderConfiguration.setSignatureVersion(SignVersion.V4);
    OSS ossClient =
        OSSClientBuilder.create()
            .endpoint(endpoint)
            .credentialsProvider(credentialsProvider)
            .clientConfiguration(clientBuilderConfiguration)
            .region(region)
            .build();

    try {
      File file = new File("D:\\images\\001.png");
      byte[] content = Files.readAllBytes(file.toPath());

      ossClient.putObject(bucketName, objectName, new ByteArrayInputStream(content));
    } catch (OSSException oe) {
      System.out.println(
          "Caught an OSSException, which means your request made it to OSS, "
              + "but was rejected with an error response for some reason.");
      System.out.println("Error Message:" + oe.getErrorMessage());
      System.out.println("Error Code:" + oe.getErrorCode());
      System.out.println("Request ID:" + oe.getRequestId());
      System.out.println("Host ID:" + oe.getHostId());
    } catch (ClientException ce) {
      System.out.println(
          "Caught an ClientException, which means the client encountered "
              + "a serious internal problem while trying to communicate with OSS, "
              + "such as not being able to access the network.");
      System.out.println("Error Message:" + ce.getMessage());
    } finally {
      if (ossClient != null) {
        ossClient.shutdown();
      }
    }
  }
}
